-- @testpoint: opengauss关键字split(保留)，作为函数名，部分测试点合理报错

--关键字不带引号-成功
drop function if exists split;
create function split(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists split;

--关键字带双引号-成功
drop function if exists "split";
create function "split"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function "split";

--关键字带单引号-合理报错
drop function if exists 'split';
create function 'split'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带反引号-合理报错
drop function if exists `split`;
create function `split`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/